Romaleosyrphus lateral habitus (cont.) A Romaleosyrphus woodi sp. nov. B Romaleosyrphus drysus sp. nov. C Romaleosyrphus nephelaeus sp. nov. D Romaleosyrphus argosi sp. nov.

 
 
  Part of: Moran KM, Skevington JH (2021) ´╗┐Taxonomic revision of Romaleosyrphus Bigot (Diptera, Syrphidae), including descriptions of seven new species. ZooKeys 1075: 1-32. https://doi.org/10.3897/zookeys.1075.55862